package com.hxwb.chainmaker.rpc.util;

import java.security.MessageDigest;

public class SHAUtil {
    private static final String salt = "kjh$8782!26(";
    public static String shaEncode(String inStr) {
        String soltString = inStr +salt;
        MessageDigest sha = null;
        try {
            sha = MessageDigest.getInstance("SHA");
            byte[] byteArray = soltString.getBytes("UTF-8");
            byte[] md5Bytes = sha.digest(byteArray);
            StringBuffer hexValue = new StringBuffer();
            for (int i = 0; i < md5Bytes.length; i++) {
                int val = ((int) md5Bytes[i]) & 0xff;
                if (val < 16) {
                    hexValue.append("0");
                }
                hexValue.append(Integer.toHexString(val));
            }
            return hexValue.toString();
        } catch (Exception e) {
            System.out.println(e.toString());
            e.printStackTrace();
            return "";
        }


    }

    public static void main(String[] args) {
        String result = "QmNNV38qFYJyMeh4NzdGwyUZa3uuY1JU81Xij6eaNczLaY";
        result.trim();
        System.out.println(result.length());
        if(result.startsWith("Qm")){
            result = result.substring(0,46);
            System.out.println(result);
        }
    }
}
